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book 3.3.6.py
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53 lines (47 loc) · 1.22 KB
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class Stack:
def __init__(self):
self.items = []
def isEmpty(self):
return self.items == []
def push(self, item):
self.items.append(item)
def pop(self):
return self.items.pop()
def peek(self):
return self.items[len(self.items)-1]
def size(self):
return len(self.items)
def base2_Converter(decNumber):
'''
十进制转换为二进制
:param decNumber: 十进制数
:return: 二进制数
'''
remstack = Stack()
while decNumber > 0:
rem = decNumber % 2
remstack.push(rem)
decNumber = decNumber // 2
binString = ""
while not remstack.isEmpty():
binString += str(remstack.pop())
return binString
def baseConverter(decNumber, base):
'''
十进制转X进制
:param decNumber: 十进制数
:param base: X进制
:return: X进制数
'''
digits = "0123456789ABCDEF"
remstack = Stack()
while decNumber > 0:
rem = decNumber % base
remstack.push(rem)
decNumber = decNumber // base
binString = ""
while not remstack.isEmpty():
binString += digits[remstack.pop()]
return binString
print(base2_Converter(10))
print(baseConverter(10,16))